A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 6620-00-988-0976
NSN 7035-01-113-1424
NSN 5920-01-659-1708
NSN 6220-01-363-9713
NSN 5996-00-618-5920
NSN 6320-01-260-4301
NSN 6130-01-519-8554
NSN 5835-01-014-4574
NSN 5915-01-302-2744
NSN 6650-00-469-2218
NSN 5925-00-699-1111
NSN 5999-01-429-2670